import numpy as np
from sklearn.naive_bayes import GaussianNB

X = np.array([[-1,-1],[-2,-1],[-3,-2],[1,1],[2,1],[3,2]])
Y = np.array([1,1,1,2,2,2])

clf = GaussianNB(priors=None)
clf.fit(X,Y)
print(clf.predict([[0.8,1]]))